.login-container {  
    border: 1px solid #ccc;  
    padding: 30px; /* 添加内边距，使内容和边框之间有空间 */  
    max-width: 350px; /* 限制宽度 */  
    margin: 0 auto;   
    background-color: #fff;  
    border-radius: 10px; 
    margin-top: 60px;
    margin-right: 250px;
    margin-left: auto; 
    margin-right: auto; 
}  

h1{
    text-align: center;  
    color: #333;  
   font: size 20px; ;
}

.b{
    display: block;  
    margin-bottom: 5px;  
    font-weight: bold;  
}
input{  
    width: 100%;  
    padding: 10px;  
    margin-bottom: 10px;  
    border: 1px solid #ccc;  
    border-radius: 5px;  
}  
input[type="radio"]{
    width: 15%;  
    padding: 10px;  
    margin-bottom: 15px;  
    border: 1px solid #ccc;  
    border-radius: 5px;  
}  
button#loginBtn {  
    display: inline-block; 
    width: 100%;  
    padding: 10px;  
    background-color: #4590e7;  
    color: white;  
    border: none;  
    border-radius: 4px;  
    cursor: pointer;  
    font-size: 16px;  
}  

button#loginBtn:hover {  
    background-color: #011a90;  
}  
